My task is to delete all entities that were not affected during an operation from the database. I created a separate table which have two columns, first represets the name of the table and second is t
I am using rails and have the following scenario:Users have_many lists and each list contains a number of words with each wor开发者_Python百科d having its own definition.The list show view shows all t
I know how to impl开发者_如何学JAVAement btree in memory, but not clear about how to store btree in disc. I think there are two major difference:
I believe I understand how the INNODB structures the table (by using clustered btree indexes=PK and the leafs containing the rows themselves). Secondary indexes using the same principle (btree cluster
This question already has an answer here: Closed 11 years ago. Possible Duplicate: Segmentation fault in btree implementation
I hav开发者_高级运维e a MySQL table with the HEAP/MEMORY storage type that was converted from MyISAM.The indexes were automatically converted to HASH, but I need them to be BTREE.How do I change them
I\'m trying to read the database files created by reprepro. I don\'t have that much experience with bdb, so I might be confused here, but it looks like th开发者_JAVA技巧e database is layered in some w
I have been trying to know how B+ Tree works and been trying to solve the examples. In one such document listed here, in the Example 1 given on page 8. It describes a B+ tree construction, wh开发者_
How are non-leaf b-tree nodes physically represented in innodb? Recall that a b-tree (more specifically a b+tree) has both leaf nodes and non-leaf nodes. In a b+tree all the leaf nodes sit below a tr
I\'m working on a b-tree (or is it BTree?) for a class I\'m current taking. I have most of it implement correctly (I think). However, I\'m having trouble nailing down an inorder traversal. Here\'s my
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